GB4 (HánYán, “Forehead Limit”) is an acupuncture point on the Gallbladder Channel Meridian. It is located on the lateral aspect of the head, 0.5 cun within the anterior hairline, at the junction of the upper 1/4 and lower 3/4 of the distance between ST8 and GB7. It dispels wind, alleviates pain, benefits the head.
On the lateral aspect of the head, 0.5 cun within the anterior hairline, at the junction of the upper 1/4 and lower 3/4 of the distance between ST8 and GB7.
Subcutaneous insertion 0.3-0.5 cun.
Dispels wind, alleviates pain, benefits the head.
Headache, dizziness, facial swelling, toothache.
GB4 is a significant point for dispelling wind and alleviating pain in the head, particularly effective for unilateral headaches, migraines, and pain in the temporal region. It also benefits the head by clearing heat and calming the spirit, making it useful for dizziness, vertigo, and insomnia when associated with Liver Yang rising or wind-heat. Its location on the forehead makes it a direct access point for frontal and temporal head discomfort.
GB4 is one of 44 points on the Gallbladder Channel Meridian. Nearby points:
GB4 (HánYán) is located on the lateral aspect of the head, 0.5 cun within the anterior hairline, at the junction of the upper 1/4 and lower 3/4 of the distance between ST8 and GB7.
GB4 dispels wind, alleviates pain, benefits the head. Common clinical indications include headache, dizziness, facial swelling, toothache.
Subcutaneous insertion 0.3-0.5 cun.
GB4 is a point on the Gallbladder Channel Meridian (Zú Shàoyáng Dǎnjīng).